package com.diannuo.springboot.configuration;

import com.alibaba.fastjson.JSON;
import com.diannuo.springboot.model.Result;
import org.springframework.core.MethodParameter;
import org.springframework.http.MediaType;
import org.springframework.http.converter.HttpMessageConverter;
import org.springframework.http.server.ServerHttpRequest;
import org.springframework.http.server.ServerHttpResponse;
import org.springframework.web.bind.annotation.ControllerAdvice;
import org.springframework.web.servlet.mvc.method.annotation.ResponseBodyAdvice;

@ControllerAdvice
public class ResponseAdvice implements ResponseBodyAdvice<Object> {

//    @PostConstruct
//    public void init(){
//        SerializerFeature[] features={SerializerFeature.DisableCircularReferenceDetect,
//                SerializerFeature.WriteMapNullValue,
//                SerializerFeature.WriteNullStringAsEmpty,
//                SerializerFeature.WriteNullListAsEmpty,
//                SerializerFeature.WriteNullNumberAsZero,
//                SerializerFeature.WriteNullBooleanAsFalse};
//        fastJsonConfig = new FastJsonConfig();
//        fastJsonConfig.setSerializerFeatures(features);
//        fastJsonConfig.setSerializeFilters(new LocalDateTimeValueFilter());
//    }

    @Override
    public boolean supports(MethodParameter returnType, Class<? extends HttpMessageConverter<?>> converterType) {
        return true;
    }

    @Override
    public Object beforeBodyWrite(Object body, MethodParameter returnType, MediaType selectedContentType, Class<? extends HttpMessageConverter<?>> selectedConverterType, ServerHttpRequest request, ServerHttpResponse response) {
        System.out.println("beforeBodyWrite开始");
//        String data = JSON.toJSONString(result.getData(),this.fastJsonConfig.getSerializeFilters(),this.fastJsonConfig.getSerializerFeatures());
        return body;
    }
}
